28448625

素因数分解:

$3^1\times 5^3\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 47848320

約数和(自身を除く): 19399695

約数列:

[1, 3, 5, 15, 25, 75, 107, 125, 321, 375, 535, 709, 1605, 2127, 2675, 3545, 8025, 10635, 13375, 17725, 40125, 53175, 75863, 88625, 227589, 265875, 379315, 1137945, 1896575, 5689725, 9482875, 28448625]

約数ペア:

[(1, 28448625), (3, 9482875), (5, 5689725), (15, 1896575), (25, 1137945), (75, 379315), (107, 265875), (125, 227589), (321, 88625), (375, 75863), (535, 53175), (709, 40125), (1605, 17725), (2127, 13375), (2675, 10635), (3545, 8025)]